package cn.tedu.egarticle1.base.filter;

import cn.tedu.egarticle1.pojo.vo.UserVO;
import lombok.extern.slf4j.Slf4j;

import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;
@Slf4j
@WebFilter(filterName = "LoginCheckFFilter", urlPatterns = "/v1/user/article")
public class LoginCheckFFilter implements Filter {

    @Override
    public void init(FilterConfig filterConfig) throws ServletException {
        Filter.super.init(filterConfig);
    }

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest request = (HttpServletRequest) servletRequest;
        HttpServletResponse response = (HttpServletResponse) servletResponse;
        HttpSession session = request.getSession();
        UserVO  user = (UserVO)session.getAttribute("user");
        if (user!=null){
            filterChain.doFilter(request,response);
        } else {
            response.sendRedirect("Login.html");
        }
    }

    @Override
    public void destroy() {
        Filter.super.destroy();
    }
}
